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NASA GRACE SATELLITE
In 1964, NASA first tracked a satellite with lasers; the method later helped measure sea-level rise and ice lossIn 1964, NASA researchers made history by tracking a satellite for the first time using a laser beam. Leveraging spare radar components and...
Scientists found a ‘Mega-Earth’ 2.5 times the size of Earth with a core 23 times its mass; but it didn’t develop the massive atmosphere expected of a planet this large, and researchers are trying to find out whyThe discovery of GJ 523b, an exoplanet more than twice the size of Earth, has shaken scientists' understanding of rocky planet formation. T...
In 1993, Russia unfolded a 20-meter mirror in orbit and swept a five-kilometer patch of artificial moonlight across EuropeRussia's ambitious Znamya project aimed to channel sunlight to Earth via mirrors in orbit. In a remarkable demonstration in 1993, the Znamy...
As Lake Chad shrank to a tenth of its size, engineers revived Transaqua: A plan to pipe water 2,400 km from the Congo River to refill it, moving a whole river across a continentLake Chad's water levels have significantly decreased, impacting over thirty million people. Engineers propose Transaqua, a massive canal t...
Satellites Expose a Hidden Water Loss Beneath the World’s Tallest MountainsVast underground freshwater reserves in the Himalayas and Andes are depleting. Satellites now track these hidden water losses, revealing si...
How Satellites Are Exposing the World’s Most Fragile Groundwater SystemsSatellites are now revealing alarming groundwater depletion across Asia, particularly in regions feeding major rivers like the Ganges and I...
Is there less fresh water available for everyone on earth? Nasa reveals shocking detailsFreshwater Crisis: Scientists discovered a sudden drop in Earth's freshwater levels starting May 2014. The decline has continued, reaching ...
Droughts, wet events made more frequent, intense by global warming: Nasa-led Study
21 years on - NASA's satellite image revisits 9/11 horror. See picture hereTo mark the 21 years of terror attacks on the Twin Towers of New York, NASA shared a satellite image of the attack on Twitter on Sunday. NA...
'NASA satellites reveal freshwater decline in India'Areas in northern and eastern India, the Middle East, California and Australia are among the hotspots where overuse of water resources has ...
NASA's 2018 to do list includes mission to 'touch' SunNASA Probe is scheduled for launch in 2018 to explore the Sun's outer atmosphere. The probe will use Venus' gravity over nearly 7 years to ...
- US-German Earth gravity measuring satellites end mission
Washington, Oct 28 (IANS) Facing a battery issue after more than 15 years in orbit, the US-German GRACE -- Gravity Recovery and Climate Exp...
Increasing water on land slowing down rising seasThe information will be a critical complement to future long-term projections of sea level rise, which depend on melting ice and warming oc...
A third of world's biggest groundwater basins are overstressedIndus Basin of NW India & Pakistan is the second-most overstressed groundwater basin in the world and is suffering rapid depletion from hum...
Nasa to launch satellite in collaboration with IsroNasa-Indian Space Research Organisation Synthetic Aperture Radar mission is a part of its plan to launch in the next 7 years a series of sa...
- Polar Ice-sheet melting jumps three-fold: NASA
The combined rate of melting for the ice sheets covering Greenland and Antarctica has increased during the last 20 years says a landmark st...
North India losing groundwater at rate of foot per yr: NasaUsing Nasa satellite data, scientists have found that groundwater levels in northern India have been declining by as much as 33 cm (one foo...